/* Шапка, подвал, секции, сетки */
.w{max-width:1080px;margin:0 auto;padding:0 20px}
.hd{position:sticky;top:env(safe-area-inset-top,0px);z-index:10;background:color-mix(in srgb,var(--card) 80%,transparent);backdrop-filter:blur(14px);border-bottom:1px solid transparent;transition:.3s}
.hd.sc{border-color:var(--bd);box-shadow:var(--sh)}
.nav{display:flex;align-items:center;gap:20px;height:64px}.nav nav{margin-left:auto;display:flex;gap:4px}
.nav nav a{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--mut);font-weight:600;font-size:15px;transition:.25s}
.nav nav a:hover,.nav nav a.on{color:var(--ac2);background:color-mix(in srgb,var(--ac) 12%,transparent)}
.logo{font-weight:800;font-size:22px;text-decoration:none;color:var(--ac2);display:flex;align-items:center;gap:8px}.logo b{color:var(--ac)}
section{padding:56px 0}section.top{padding-top:48px}.sub{color:var(--mut);margin:0 0 28px}
.g{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:22px}
.ft{border-top:1px solid var(--bd);padding:26px 0;color:var(--mut);font-size:14px}.ft .w{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}
@media(max-width:720px){.nav{gap:8px;height:auto;padding:8px 20px;flex-wrap:wrap}.nav nav{order:3;width:100%;margin:0;overflow-x:auto}.nav .btn{margin-left:auto}}